TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
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BE/Body Electrical Systems69 / 203
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POWER WINDOW MASTER SWITCH INSPECTION — MK4 Supra Body Electrical Systems, page 69
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BODY ELECTRICAL SYSTEM – POWER WINDOW CONTROL SYSTEM BE–69 POWER WINDOW MASTER SWITCH INSPECTION 1. INSPECT SWITCH CONTINUITY Driver's Switch Switch position | Tester connection to terminal number | Specified condition UP | 4–10 8–9 | Continuity OFF | 8–10 8–9 | Continuity DOWN | 4–9 8–10 | Continuity Passenger's Switch (Window unlock) Switch position | Tester connection to terminal number | Specified condition UP | 4–5 7–8 | Continuity OFF | 5–8 7–8 | Continuity DOWN | 4–7 5–8 | Continuity Passenger's Switch (Window lock) Switch position' | Tester connection to terminal number | Specified condition UP | 4–5 | Continuity OFF | 5–7 | Continuity DOWN | 4–7 | Continuity If continuity is not as specified, replace the switch. NO8853 *10-2 209149 2. INSPECT SWITCH ILLUMINATION Connect the positive (+) lead from the battery to terminal 4 and the negative (–) lead to terminal 8, check that the illumination lights up. If operation is not as specified, replace the master switch. 4 8 NO8854